On the go and no time to finish that story right now? Your News is the place for you to save content to read later from any device. Register with us and content you save will appear here so you can access them to read later.

All the sites that received new cameras were identified as having a high crash risk based on analysis from independent traffic experts on fatal and injury crashes.

At the time of their introduction Inspector Peter McKennie, the operations manager of road policing, denied that speed cameras were used to collect revenue, pointing to the fact that money from camera infringements goes to the Crown's consolidated fund, not to police.

International research showed speed cameras encouraged drivers to slow down and reduced speeds helped reduced injuries and fatalities on roads, he said.